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152124424 = 2319015553
BaseRepresentation
bin10010001000100…
…11110000001000
3101121020201110221
421010103300020
5302420440144
623032315424
73525015304
oct1104236010
9347221427
10152124424
1178963371
1242b42b74
1325693b6a
14162bcd04
15d54dd84
hex9113c08

152124424 has 8 divisors (see below), whose sum is σ = 285233310. Its totient is φ = 76062208.

The previous prime is 152124419. The next prime is 152124437. The reversal of 152124424 is 424421251.

It can be written as a sum of positive squares in only one way, i.e., 150847524 + 1276900 = 12282^2 + 1130^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9507769 + ... + 9507784.

Almost surely, 2152124424 is an apocalyptic number.

It is an amenable number.

152124424 is a deficient number, since it is larger than the sum of its proper divisors (133108886).

152124424 is a wasteful number, since it uses less digits than its factorization.

152124424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19015559 (or 19015555 counting only the distinct ones).

The product of its digits is 2560, while the sum is 25.

The square root of 152124424 is about 12333.8730332366. The cubic root of 152124424 is about 533.8259098562.

Adding to 152124424 its reverse (424421251), we get a palindrome (576545675).

The spelling of 152124424 in words is "one hundred fifty-two million, one hundred twenty-four thousand, four hundred twenty-four".

Divisors: 1 2 4 8 19015553 38031106 76062212 152124424